UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UUWlQujgYi8SzPI/MPNSgHgvt0VyT0PxkchOCLagSsE=' 
WHERE 
  key_id = '2435580484f1850a157b256f4aebf267c21b84a8960371d746c62d9c940691a4' 
  AND (
    token = 'UUWlQujgYi8SzPI/MPNSgHgvt0VyT0PxkchOCLagSsE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )